Now look at the socket on the motherboard: this socket should have a missing hole or should have a 1 indicating pin one.

现在，观察一下主板上的插槽：该插槽应当有一个盲孔或是一个数字1来指示针1的位置。

youdao

Examine the top of the processor that should have a small dot in one of the corners. This dot indicates where pin one is located on the bottom of the processor.

检查处理器的顶部，在其中的一个角上应当有一个小点，这个小点表示了处理器底部针1的位置。

youdao

youdao

The kingpin is the number one pin.

VOA: special.2009.11.29

Did Apple decide to switch from its already widely used 30-pin dock to the new 19-pin one so that it could cash in on people buying adapters?

FORBES: Will Apple Be the ONLY Provider of iPhone 5 Dock Adapters?

Tim Hortons' new all-in-one PIN pad technology supports all methods of payment on one device, including chip and pin, tap and swipe payments for acceptance of Tim Card, debit cards, credit cards and now mobile payments.

ENGADGET: Rogers and CIBC kick off Canadian NFC-based mobile payments with mini event (update: full details)

Most of these transactions involve SMS based payments, direct mobile billing using PIN and one time password authentication and mobile web payments.

FORBES: Will Visa And MasterCard Capitalize On Mobile Wallet Technology?